| Term ID | Term Name | Definition | Broader | Release Date |
|---|---|---|---|---|
| 1 | Complete Main [CM] | This is the main audio channel | 2009-10-14 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 1.1 | Original language | To provide the audio in the language in which is was created | Complete Main [CM] | 2009-10-14 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 1.2 | Dubbing | To provide a synchronised translation in alternative languages | Complete Main [CM] | 2009-10-14 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 2 | Music and Effects [ME] | This audio channel reserved for music, including background music, and effects (without dialogs) | 2009-10-14 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 2.1 | Background Music | This audio channel is used for carrying Music to be played in the background from a separate channel | Music and Effects [ME] | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 2.2 | Special Effects | This audio channel is used for carrying special sound effects | Music and Effects [ME] | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 2.2.1 | Low Frequency Effects | This audio channel is used for carrying special low frequency sound effects | Special Effects | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 3 | Visually Impaired [VI] | This audio channel contains additional descriptive information to the attention of a visually impaired audience | 2009-10-14 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 3.1 | Audio Description | This audio channel contains additional descriptive information to the attention of a visually impaired audience | Visually Impaired [VI] | 2013-01-07 |
| Term ID | Term Name | Definition | Broader | Release Date |
| 4 | Hearing Impaired [HI] | This audio channel provides louder or background noise free audio, optionally with additional descriptive information, for a hearing impaired audience | 2009-10-14 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 5 | Dialog [D] | This audio channel conveys only the dialogs | 2009-10-14 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 6 | Commentary [C] | This audio channel conveys an additional commentary track | 2009-10-14 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 7 | Emergency [E] | This audio channel is reserved for emergency announcements | 2009-10-14 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 8 | Voice Over [VO] | This audio channel conveys and additional optional voice over track | 2009-10-14 | |
| Term ID | Term Name | Definition | Broader | Release Date |
| 9 | Karaoke | This audio channel is used for karaoke specific applications | 2009-10-14 |